Doc 19 - New PU elements for this Competition
Technical Delegate's Report: New PU Elements
From: The FIA Formula 1 Technical Delegate
To: The Stewards
Document: 19
Date: 05 June 2026
Time: 13:34
The following drivers will start the Monaco Grand Prix with new Power Unit (PU) elements:
1. New Energy Store (ES)
| Number | Car | Driver | Previously Used ES |
|---|---|---|---|
| 14 | Aston Martin Aramco Honda | Fernando Alonso | 2 |
Note: This is one (1) of the three (3) new energy store units allowed for the 2026 Championship season, conforming to Article B8.2.2 d) of the 2026 Formula One Sporting Regulations.
2. New Control Electronics (PU-CE)
| Number | Car | Driver | Previously Used PU-CE |
|---|---|---|---|
| 14 | Aston Martin Aramco Honda | Fernando Alonso | 2 |
Note: This is one (1) of the three (3) new control electronics units allowed for the 2026 Championship season, conforming to Article B8.2.2 e) of the 2026 Formula One Sporting Regulations.
3. New Motor Generator Unit-Kinetic (MGU-K)
| Number | Car | Driver | Previously Used MGU-K |
|---|---|---|---|
| 63 | Mercedes | George Russell | 1 |
| 18 | Aston Martin Aramco Honda | Lance Stroll | 2 |
| 14 | Aston Martin Aramco Honda | Fernando Alonso | 2 |
Note: This is one (1) of the three (3) new MGU-K units allowed for the 2026 Championship season, conforming to Article B8.2.2 f) of the 2026 Formula One Sporting Regulations.
4. New Power Unit Ancillary Component (PU-ANC)
| Number | Car | Driver | Previously Used PU-ANC |
|---|---|---|---|
| 63 | Mercedes | George Russell | 3 |
| 18 | Aston Martin Aramco Honda | Lance Stroll | 4 |
Note: This is one (1) of the six (6) new power unit ancillary components allowed for the 2026 Championship season, conforming to Article B8.2.2 g) of the 2026 Formula One Sporting Regulations.